SIERRA TESTING
Risk Assessment
Authority Status Inactive
Operating authority status needs a closer look.
Established Carrier
34 years of continuous operating authority.
Unrated
No DOT safety rating on file — common, not disqualifying on its own.
Generate a plain-English risk narrative for SIERRA TESTING — synthesizing authority, safety percentiles, crash recency, and chameleon signals into a broker-ready summary.
Full Report
Safety profile
All 7 FMCSA BASIC percentiles, inspections, and out-of-service rates.
Crash history
Individual crashes by date and severity, fleet-normalized.
Insurance & compliance
BI&PD + cargo coverage, carrier, effective dates, and gaps.
Authority & cross-reference
Revocation history + chameleon flags across 4.4M carriers.
FAQ · SIERRA TESTING
Is SIERRA TESTING a legitimate motor carrier?
SIERRA TESTING is registered with FMCSA under USDOT number 463420. Operating authority status is currently Inactive.
Where is SIERRA TESTING based?
SIERRA TESTING lists its physical address in TULSA, OK in FMCSA records. The physical state and city fields are provided by the carrier on their MCS-150 form.
Is USDOT 463420 active?
USDOT 463420 (SIERRA TESTING) operating authority status is currently Inactive. Data is sourced from live FMCSA federal records.
How many trucks does SIERRA TESTING operate?
SIERRA TESTING reports 17 power units and employs 17 drivers to FMCSA. These figures come from the carrier's most recent MCS-150 filing.
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